Hourly Weather Forecast - Old Lyme, CT

12 AM
29°F
0%
13mph
W
Partly Cloudy
Humidity
56%
Feels like
19°F
Dew Point
16°F
1 AM
28°F
0%
13mph
W
Partly Cloudy
Humidity
56%
Feels like
18°F
Dew Point
15°F
2 AM
28°F
0%
12mph
W
Mostly Clear
Humidity
55%
Feels like
17°F
Dew Point
14°F
3 AM
27°F
0%
12mph
W
Mostly Clear
Humidity
55%
Feels like
16°F
Dew Point
13°F
4 AM
26°F
0%
11mph
W
Clear
Humidity
55%
Feels like
16°F
Dew Point
12°F
5 AM
26°F
0%
10mph
W
Clear
Humidity
55%
Feels like
16°F
Dew Point
12°F
6 AM
25°F
0%
9mph
W
Clear
Humidity
55%
Feels like
16°F
Dew Point
11°F
7 AM
25°F
0%
8mph
W
Clear
Humidity
55%
Feels like
17°F
Dew Point
11°F
7:11 AM
8 AM
26°F
0%
7mph
W
Sunny
Humidity
53%
Feels like
18°F
Dew Point
11°F
9 AM
28°F
0%
7mph
W
Sunny
Humidity
51%
Feels like
20°F
Dew Point
12°F
10 AM
29°F
0%
6mph
W
Sunny
Humidity
50%
Feels like
23°F
Dew Point
13°F
11 AM
31°F
0%
6mph
W
Partly Cloudy
Humidity
49%
Feels like
25°F
Dew Point
14°F
12 PM
33°F
10%
6mph
W
Mostly Cloudy
Humidity
50%
Feels like
27°F
Dew Point
16°F
1 PM
33°F
0%
6mph
W
Cloudy
Humidity
51%
Feels like
28°F
Dew Point
17°F
2 PM
34°F
0%
5mph
WSW
Cloudy
Humidity
54%
Feels like
29°F
Dew Point
19°F
3 PM
33°F
0%
5mph
WSW
Mostly Cloudy
Humidity
57%
Feels like
28°F
Dew Point
20°F
4 PM
33°F
0%
4mph
WSW
Mostly Cloudy
Humidity
61%
Feels like
29°F
Dew Point
21°F
4:22 PM
5 PM
33°F
0%
4mph
SW
Mostly Cloudy
Humidity
65%
Feels like
29°F
Dew Point
22°F
6 PM
33°F
10%
5mph
SW
Cloudy
Humidity
67%
Feels like
29°F
Dew Point
23°F
7 PM
33°F
10%
5mph
SW
Cloudy
Humidity
69%
Feels like
29°F
Dew Point
25°F
8 PM
34°F
10%
6mph
SSW
Cloudy
Humidity
71%
Feels like
29°F
Dew Point
26°F
9 PM
35°F
10%
7mph
SSW
Cloudy
Humidity
72%
Feels like
30°F
Dew Point
27°F
10 PM
37°F
10%
7mph
SSW
Cloudy
Humidity
72%
Feels like
31°F
Dew Point
29°F
11 PM
38°F
10%
8mph
SSW
Cloudy
Humidity
73%
Feels like
32°F
Dew Point
30°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Tuesday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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